Unit PEF Activity 4 In-Class Movies To show and then play a movie, click on the arrow or the movie title/description. Repeat to hide it. UPEF A4 Movie 1: Basketball falling, with speed-time graph UPEF A4 Movie 1: Basketball falling, with speed-time graph UPEF A4 Movie 2: Types of materials attracted to magnets UPEF A4 Movie 2: Types of materials attracted to magnets UPEF A4 Movie 3: Ball and feather falling in a glass tube, (1) with air and (2) with no air (vacuum) UPEF A4 Movie 3: Ball and feather in glass tube, (1) with air and (2) with no air (vacuum) UPEF A4 Movie 4: Hanging ball on a rotating table UPEF A4 Movie 4: Hanging ball on a rotating table   Next Gen PET Student Resources Home Page Copyright © 2017 Next Gen PET